1. SNAFU - Situation Normal, All Fucked Up - Thing are running normally.
2. TARFUN - Things Are Really Fucked Up Now - Houston, we have a problem.
3. FUBAR - Fucked Up Beyond All Recognition - Burn it to the ground and start over from scratch; it's totally destroyed.

This day started out SNAFU, but then my machine went all TARFUN. The place was totally FUBAR after that.

Situation Normal All Fucked Up - phrase used to describe a less than desirable scenario when similar less than desirable scenarios seem to be the norm in the given environment. originated as a military phrase because soldiers report to superior officers using phrases like "situation normal"